Confidential
Resetting the printer through the interface
When the printer is reset through the interface nInit signal (#31 pin) in compatibility mode,
satisfy the following characteristics, however, note that the reset signal is ignored in Reverse
Mode (#36 pin nSelectIn (1284-Active:"H").
•
DC Characteristics
•
AC Characteristics
Rev. A
TTL level
Minimum reset pulse width TR: 50 µs (minimum)
TM-L90 Developer's Guide
Interface And Connectors A-9